A Intersection Type combines the member of two or more types.
interface Knife {
cut();
}
interface BottleOpener{
openBottle();
}
interface Screwdriver{
turnScrew();
}
type SwissArmyKnife = Knife & BottleOpener & Screwdriver;
function use(tool: SwissArmyKnife){
console.log("I can do anything!");
tool.cut();
tool.openBottle();
tool.turnScrew();
}